EP0443593A3 - Method and apparatus for detecting flocculation process of components in liquid - Google Patents

Method and apparatus for detecting flocculation process of components in liquid Download PDF

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Publication number
EP0443593A3
EP0443593A3 EP19910102587 EP91102587A EP0443593A3 EP 0443593 A3 EP0443593 A3 EP 0443593A3 EP 19910102587 EP19910102587 EP 19910102587 EP 91102587 A EP91102587 A EP 91102587A EP 0443593 A3 EP0443593 A3 EP 0443593A3
Authority
EP
European Patent Office
Prior art keywords
liquid
components
flocculation process
detecting
detecting flocculation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19910102587
Other versions
EP0443593B1 (en
EP0443593A2 (en
Inventor
Norihito Tambo
Yoshihiko Matsui
Tokio C/O Fuji Electric Co. Ltd. Ohto
Yasushi C/O Fuji Electric Co. Ltd. Zaitsu
Mutsuhisa C/O Fuji Electric Co. Ltd. Hiraoka
Hiroshi C/O Fuji Electric Co. Ltd. Hoshikawa
Haruo C/O Fuji Electric Co. Ltd. Ito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2261771A external-priority patent/JP2583653B2/en
Application filed by Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Publication of EP0443593A2 publication Critical patent/EP0443593A2/en
Publication of EP0443593A3 publication Critical patent/EP0443593A3/en
Application granted granted Critical
Publication of EP0443593B1 publication Critical patent/EP0443593B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N2015/0092—Monitoring flocculation or agglomeration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
EP91102587A 1990-02-23 1991-02-22 Method and apparatus for detecting flocculation process of components in liquid Expired - Lifetime EP0443593B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP43064/90 1990-02-23
JP4306490 1990-02-23
JP261771/90 1990-09-29
JP2261771A JP2583653B2 (en) 1990-02-23 1990-09-29 Method and apparatus for detecting aggregation process of multiple components contained in liquid

Publications (3)

Publication Number Publication Date
EP0443593A2 EP0443593A2 (en) 1991-08-28
EP0443593A3 true EP0443593A3 (en) 1992-02-12
EP0443593B1 EP0443593B1 (en) 1995-05-03

Family

ID=26382821

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91102587A Expired - Lifetime EP0443593B1 (en) 1990-02-23 1991-02-22 Method and apparatus for detecting flocculation process of components in liquid

Country Status (3)

Country Link
US (1) US5194921A (en)
EP (1) EP0443593B1 (en)
DE (1) DE69109342T2 (en)

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US5293049A (en) * 1991-05-01 1994-03-08 Alliedsignal Inc. Aerosol discriminator for particle discrimination
DE4218127B4 (en) * 1992-06-02 2005-09-22 Heidelberger Druckmaschinen Ag Method for determining the degree of soiling of a printing unit of a printing press
US6117682A (en) * 1993-04-27 2000-09-12 Dexsil Corporation Method for detecting hydrocarbons in water
US5493127A (en) * 1994-12-20 1996-02-20 Michigan State University Feedback control of electrorheological fluid response
JP3238305B2 (en) * 1995-08-11 2001-12-10 株式会社東芝 Underwater powder image detection device
US5870190A (en) * 1997-11-25 1999-02-09 Venturedyne, Ltd. Particle sensor and related method offering improved particle discrimination
US6529276B1 (en) 1999-04-06 2003-03-04 University Of South Carolina Optical computational system
US7123844B2 (en) * 1999-04-06 2006-10-17 Myrick Michael L Optical computational system
US6290576B1 (en) 1999-06-03 2001-09-18 Micron Technology, Inc. Semiconductor processors, sensors, and semiconductor processing systems
US7180591B1 (en) * 1999-06-03 2007-02-20 Micron Technology, Inc Semiconductor processors, sensors, semiconductor processing systems, semiconductor workpiece processing methods, and turbidity monitoring methods
US7530877B1 (en) * 1999-06-03 2009-05-12 Micron Technology, Inc. Semiconductor processor systems, a system configured to provide a semiconductor workpiece process fluid
AU778492B2 (en) 2000-04-07 2004-12-09 Rohm And Haas Company Method and apparatus for determining the dispersion stability of a liquid suspension
US7138156B1 (en) 2000-09-26 2006-11-21 Myrick Michael L Filter design algorithm for multi-variate optical computing
DE10054782A1 (en) * 2000-10-30 2002-06-27 Univ Dresden Tech Method for measuring the particle size, the particle concentration and the particle size distribution of disperse systems
EP1271127A1 (en) * 2001-06-05 2003-01-02 Akzo Nobel N.V. Method and apparatus for measuring the accessibility of porous materials for large, rigid compounds
DE10135320A1 (en) * 2001-07-19 2003-03-13 Zeiss Carl Jena Gmbh Microscope objective and use of such a microscope objective in a microscope
US6709311B2 (en) * 2001-08-13 2004-03-23 Particle Measuring Systems, Inc. Spectroscopic measurement of the chemical constituents of a CMP slurry
DE10202999B4 (en) * 2002-01-26 2004-04-15 Palas Gmbh Partikel- Und Lasermesstechnik Method and device for measuring the size distribution and concentration of particles in a fluid
US20050164754A1 (en) * 2003-04-07 2005-07-28 Takashi Mikami Method of measuring freshness of cereals and apparatus therefor
US7485888B2 (en) * 2003-06-12 2009-02-03 Guava Technologies, Inc. Single detector multicolor particle analyzer and method
DE10358647B4 (en) * 2003-12-15 2005-10-13 Elektromanufaktur Zangenstein Hanauer Gmbh & Co. Kgaa Sensor for transmission measurement
CA2563425A1 (en) * 2004-04-19 2005-10-27 Trojan Technologies Inc. Optical radiation sensor system and method for measuring radiation transmittance of a fluid
US8345234B2 (en) * 2005-11-28 2013-01-01 Halliburton Energy Services, Inc. Self calibration methods for optical analysis system
EP2033196A2 (en) 2006-06-26 2009-03-11 University of South Carolina Data validation and classification in optical analysis systems
US8269639B2 (en) * 2006-09-07 2012-09-18 Siemens Schweiz Ag Particle monitors and method(s) therefor
EP2078187A2 (en) * 2006-11-02 2009-07-15 University of South Carolina Multi-analyte optical computing system
WO2008121715A1 (en) * 2007-03-30 2008-10-09 Ometric Corporation In-line process measurement systems and methods
US8184295B2 (en) * 2007-03-30 2012-05-22 Halliburton Energy Services, Inc. Tablet analysis and measurement system
WO2008121684A1 (en) * 2007-03-30 2008-10-09 University Of South Carolina Novel multi-analyte optical computing system
US7782459B2 (en) * 2007-09-24 2010-08-24 Process Metrix Laser-based apparatus and method for measuring agglomerate concentration and mean agglomerate size
US8212213B2 (en) * 2008-04-07 2012-07-03 Halliburton Energy Services, Inc. Chemically-selective detector and methods relating thereto
TWI421485B (en) * 2008-12-30 2014-01-01 Ind Tech Res Inst System and method for measuring precipitation characteristics of suspended solids in liquid
US8506799B2 (en) 2009-09-09 2013-08-13 ClearCorp Suspended particle characterization system for a water processing facility
CN102272574B (en) * 2010-03-31 2014-04-09 古河电气工业株式会社 Optical information analysis device and optical information analysis method
DE102010038897A1 (en) * 2010-08-04 2012-02-09 Robert Bosch Gmbh Scattered light measurement method
US9146192B2 (en) * 2012-05-17 2015-09-29 Wyatt Technology Corporation Integrated light scattering and ultraviolet absorption measurement system
WO2018132306A1 (en) 2017-01-10 2018-07-19 Vermeer Manufacturing Company Systems and methods for dosing slurries to remove suspended solids
US10338631B1 (en) 2017-05-02 2019-07-02 ClearCorp System for automated water sample jar testing
US11498858B2 (en) 2017-05-02 2022-11-15 ClearCorp Methods for optimizing water treatment coagulant dosing
CN108007879A (en) * 2017-11-14 2018-05-08 建德市环保科技创新创业中心有限公司 A kind of Flocculating Effect of Flocculant on-line checking evaluation method based on spectrophotometer
JP6780683B2 (en) * 2018-09-20 2020-11-04 栗田工業株式会社 Aggregation status monitoring sensor
CN110967306B (en) * 2019-11-14 2023-11-24 迈克医疗电子有限公司 Method and device for determining the start time of a reaction, analytical instrument and storage medium
CN115469545B (en) * 2022-09-15 2025-04-25 西北工业大学 A method and system for fault-tolerant control of aircraft
CN118746523B (en) * 2024-06-11 2025-03-14 中国科学院东北地理与农业生态研究所 Method for predicting clay flocculation index of severe soda saline-alkali soil based on electrolyte concentration

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0108605A2 (en) * 1982-11-09 1984-05-16 University College London Apparatus for detecting particles and changes in particle size in a suspension
DD261839A1 (en) * 1987-07-01 1988-11-09 Medizin Labortechnik Veb K ARRANGEMENT FOR TWO-PHOTOMETRIC END POINT TITRATION

Family Cites Families (7)

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DE261839C (en) *
US4077724A (en) * 1973-02-09 1978-03-07 National Research Development Corporation Optical density measurement
JPS5291483A (en) * 1976-01-28 1977-08-01 Hitachi Ltd Multi-component analyzer
FR2460896A1 (en) * 1979-07-13 1981-01-30 Omnium Assainissement METHOD AND DEVICE FOR CONTINUOUSLY CONTROLLING THE COAGULATION-FLOCCULATION OF PARTICLES SUSPENDED IN A LIQUID
JPS62110135A (en) * 1985-11-08 1987-05-21 Cosmo Co Ltd Method and apparatus for quantifying concentration of asphaltene
JPH0249141A (en) * 1988-05-09 1990-02-19 Cosmo Oil Co Ltd Method and instrument for determining quickly concentration of sludge
US4950908A (en) * 1989-03-20 1990-08-21 Consolidation Coal Company Flocculant control system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0108605A2 (en) * 1982-11-09 1984-05-16 University College London Apparatus for detecting particles and changes in particle size in a suspension
DD261839A1 (en) * 1987-07-01 1988-11-09 Medizin Labortechnik Veb K ARRANGEMENT FOR TWO-PHOTOMETRIC END POINT TITRATION

Also Published As

Publication number Publication date
DE69109342T2 (en) 1996-02-01
DE69109342D1 (en) 1995-06-08
US5194921A (en) 1993-03-16
EP0443593B1 (en) 1995-05-03
EP0443593A2 (en) 1991-08-28

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